LINKSYS ======= FAXMODEM 14.4/14.4 CARD Card Type Fax, Modem (asynchronous) Chip Set Unidentified Maximum Data Rate 14.4Kbps Maximum Fax Rate 14.4Kbps Data Bus PCMCIA Type II Fax Class Class I & II Data Modulation Bell 103/212A Protocol ITU-T V.21, V.22, V.22bis, V.23, V.32, V.32bis Fax Modulation ITU-T V.17, V.21CH2, V.27ter, V.29 Protocol Error MNP5, MNP10, V.42, V.42bis Correction/Compression V1940 Proprietary AT Command Set +------------------------------------------------------------+ | ACCEPT MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \U [cmds] | |--------------+---------------------------------------------| | Description: | Accept remote modem's request for MNP | | | reliable mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | AUTO-RETRAIN | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %En [cmds] | |--------------+---------------------------------------------| | Description: | Controls auto-retrain mode | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %E0 | Auto-retrain disabled | |--------------+---------------------------------------------| | %E1 | Auto-retrain enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK SEND | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Bn [cmds] | |--------------+---------------------------------------------| | Default: | 3 | |--------------+---------------------------------------------| | Range: | 1-9 | |--------------+---------------------------------------------| | Unit: | .1 second | |--------------+---------------------------------------------| | Description: | Sends break to modem | +------------------------------------------------------------+ +------------------------------------------------------------+ | BREAK TYPE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Kn [cmds] | |--------------+---------------------------------------------| | Description: | Configures action of break signal | |------------------------------------------------------------| | Command | Function | |----------------+-------------------------------------------| | \K0 | Buffers cleared, break sent to DTE | |----------------+-------------------------------------------| | \K1 | Buffers cleared, break sent to DTE | |----------------+-------------------------------------------| | \K2 | Break sent immediately to DTE | |----------------+-------------------------------------------| | \K3 | Break sent immediately to DTE | |----------------+-------------------------------------------| | \K4 | Break sent with received data to the DTE | |----------------+-------------------------------------------| | \K5 | Break sent with received data to the DTE | +------------------------------------------------------------+ +------------------------------------------------------------+ | COMPRESSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Cn [cmds] | |--------------+---------------------------------------------| | Description: | Selects data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %C0 | Data compression disabled | |--------------+---------------------------------------------| | %C1 | Data compression enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONNECT MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Nn [cmds] | |--------------+---------------------------------------------| | Description: | Controls the type of connection the modem | | | will operate in | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \N0 | Normal mode enabled | |--------------+---------------------------------------------| | \N1 | Normal mode enabled | |--------------+---------------------------------------------| | \N2 | Reliable mode enabled | |--------------+---------------------------------------------| | \N3 | Auto-reliable mode enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | CONVERT TO MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Y [cmds] | |--------------+---------------------------------------------| | Description: | Converts to MNP reliable mode from normal | | | or direct mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | FLOW CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Gn [cmds] | |--------------+---------------------------------------------| | Description: | Selects modem port flow control | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \G0 | Flow control disabled | |--------------+---------------------------------------------| | \G1 | Flow control enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Tn [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 0-42 | |--------------+---------------------------------------------| | Unit: | 1 minute | |--------------+---------------------------------------------| | Description: | Sets the length of time that the modem does | | | not receive information before it | | | disconnects. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INACTIVITY TIMER | |------------------------------------------------------------| | Type: | Register | |--------------+---------------------------------------------| | Format | AT [cmds] S30=n [cmds] | |--------------+---------------------------------------------| | Default: | 0 | |--------------+---------------------------------------------| | Range: | 1-255 | |--------------+---------------------------------------------| | Unit: | Unidentified | |--------------+---------------------------------------------| | Description: | Maximum duration of DTE and DCE inactivity | | | allowed prior to initiating hang-up | | | process. | |------------------------------------------------------------| | Note: S30=0 disables the timer and allows indefinite | | inactivity. | +------------------------------------------------------------+ +------------------------------------------------------------+ | INITIATE MNP RELIABLE MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \O [cmds] | |--------------+---------------------------------------------| | Description: | Initiates MNP reliable mode from normal or | | | direct mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL LEVEL | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %L [cmds] | |--------------+---------------------------------------------| | Description: | Returns a value which indicates the | | | received line signal level | +------------------------------------------------------------+ +------------------------------------------------------------+ | LINE SIGNAL QUALITY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Q [cmds] | |--------------+---------------------------------------------| | Description: | Returns a value which indicates line signal | | | quality | +------------------------------------------------------------+ +------------------------------------------------------------+ | MAXIMUM BLOCK SIZE FOR TRANSMISSION | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \An [cmds] | |--------------+---------------------------------------------| | Description: | Sets the maximum transmittable block size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \A0 | MNP block size is 64 characters | |--------------+---------------------------------------------| | \A1 | MNP block size is 128 characters | |--------------+---------------------------------------------| | \A2 | MNP block size is 192 characters | |--------------+---------------------------------------------| | \A3 | MNP block size is 256 characters | +------------------------------------------------------------+ +------------------------------------------------------------+ | MNP - STREAM/BLOCK MODE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] \Ln [cmds] | |--------------+---------------------------------------------| | Description: | Selects the transfer mode for MNP link | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | \L0 | Stream mode for MNP enabled | |--------------+---------------------------------------------| | \L1 | Block mode for MNP enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | SWITCH TO NORMAL MODE | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] \Z [cmds] | |--------------+---------------------------------------------| | Description: | Switches to normal mode from MNP mode | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis - COMPRESSION CONTROL | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Mn [cmds] | |--------------+---------------------------------------------| | Description: | Controls V.42bis data compression | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %M0 | V.42bis disabled | |--------------+---------------------------------------------| | %M1 | V.42bis when transmitting enabled | |--------------+---------------------------------------------| | %M2 | V.42bis when receiving enabled | |--------------+---------------------------------------------| | %M3 | V.42bis when transmitting/receiving enabled | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis - DICTIONARY SIZE | |------------------------------------------------------------| | Type: | Configuration | |--------------+---------------------------------------------| | Format: | AT [cmds] %Dn [cmds] | |--------------+---------------------------------------------| | Description: | Select V.42 dictionary size | |--------------+---------------------------------------------| | Command | Function | |--------------+---------------------------------------------| | %D0 | Select 512 bytes | |--------------+---------------------------------------------| | %D1 | Select 1024 bytes | |--------------+---------------------------------------------| | %D2 | Select 2048 bytes | |--------------+---------------------------------------------| | %D3 | Select 4096 bytes | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis - MAXIMUM STRING LENGTH | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %Sn [cmds] | |--------------+---------------------------------------------| | Default: | 32 | |--------------+---------------------------------------------| | Range: | 6-250 | |--------------+---------------------------------------------| | Unit: | Characters | |--------------+---------------------------------------------| | Description: | Selects string size for V.42bis compression | +------------------------------------------------------------+ +------------------------------------------------------------+ | V.42bis - RESET ENCODER DICTIONARY | |------------------------------------------------------------| | Type: | Immediate | |--------------+---------------------------------------------| | Format: | AT [cmds] %P [cmds] | |--------------+---------------------------------------------| | Description: | Resets the V.42bis encoder dictionary on | | | the local modem and send a command code for | | | the remote modem to reset the encoder | | | dictionary |